PostGIS  2.5.1dev-r@@SVN_REVISION@@

◆ ST_Node()

Datum ST_Node ( PG_FUNCTION_ARGS  )

Definition at line 3268 of file postgis/lwgeom_geos.c.

References geometry_serialize(), lwgeom_free(), lwgeom_from_gserialized(), lwgeom_node(), PG_FUNCTION_INFO_V1(), and ST_Voronoi().

Referenced by ST_SharedPaths().

3269 {
3270  GSERIALIZED *geom1, *out;
3271  LWGEOM *g1, *lwgeom_out;
3272 
3273  geom1 = PG_GETARG_GSERIALIZED_P(0);
3274 
3275  g1 = lwgeom_from_gserialized(geom1);
3276 
3277  lwgeom_out = lwgeom_node(g1);
3278  lwgeom_free(g1);
3279 
3280  if ( ! lwgeom_out )
3281  {
3282  PG_FREE_IF_COPY(geom1, 0);
3283  PG_RETURN_NULL();
3284  }
3285 
3286  out = geometry_serialize(lwgeom_out);
3287  lwgeom_free(lwgeom_out);
3288 
3289  PG_FREE_IF_COPY(geom1, 0);
3290  PG_RETURN_POINTER(out);
3291 }
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1144
LWGEOM * lwgeom_node(const LWGEOM *lwgeom_in)
GSERIALIZED * geometry_serialize(LWGEOM *lwgeom)
Here is the call graph for this function:
Here is the caller graph for this function: